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Look for links to printable pdf  literature in equipment specifications sections, above in this column, & on site map.

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Face Area: The area of an air filter or other air treatment device normal to the flow of air through it.

Fan: A radial or axial flow device used for moving or producing artificial currents of air.

Fan-Coil: A terminal unit consisting of a finned tube and a fan in a single enclosure. These units may be designed for heating, cooling or in a combination of the two.

Filter, Air: A device for removing airborne contaminants.

Filter Media: Material that comprises the filter element. Glass fibres and polyester fibers are examples of filter media. ("media" is the plural of "Medium." Common practice allows it to be used as the singular form and "medias" as the plural.)

Fog: An aerosol of fine water droplets in a gas.

FPM: Feet Per Minute.

Fume: An aerosol of fine particles formed by the condensation of vapors of solid materials.


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Many, but not all models are displayed.  Air Purifiers are available with a variety of electrical options to meet the power standards of most countries.

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